(19)

(11)

EP 4 280 865 A1

(12)

(43) Date of publication: 29.11.2023 Bulletin 2023/48 (21) Application number: 21920913.7 (22) Date of filing: 31.03.2021

(51) International Patent Classification (IPC):  A01H 15/00(2006.01) A01N 63/30(2020.01) C12Q 1/6895(2018.01) A01H 17/00(2006.01) C12N 1/14(2006.01) C12R 1/645(2006.01) (52) Cooperative Patent Classification (CPC): A01H 15/00; A01H 17/00; C12R 2001/645; C12N 1/145; A01H 6/463; A01H 5/10 (86) International application number: PCT/IB2021/052670 (87) International publication number: WO 2022/157556 (28.07.2022 Gazette 2022/30)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 19.01.2021 NZ 21771857 (71) Applicant: Grasslanz Technology Limited Lincoln 7674 (NZ)	(72) Inventors: STEWART, Alan Vincent Christchurch, 8025 (NZ) HUME, David Edward Palmerston North, 4410 (NZ) MACE, Wade Jeffray Palmerston North, 4412 (NZ) POPAY, Alison Jean Hamilton, 3216 (NZ) (74) Representative: Elsy, David  Withers & Rogers LLP 2 London Bridge London SE1 9RA London SE1 9RA (GB)